| What it does | Expert reasoning for the AI you already use
| Infrastructure layer connecting agents to the open-source ecosystem
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| Stage | Not given
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| Pricing model | Paid
| Free
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| Pricing | Pro: $29 per month (billed monthly) or $278.40 per year with 20% savings. Includes 3,000 queries per month, KB-DEEP and KB-CORE reasoning engines, all thinking modes, API key, and priority support. Custom plans available with negotiated query quota, dedicated support, and custom integrations.
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| Key features | - Works with multiple AI models and clients (OpenAI, Claude, Cursor, VS Code, Gemini)
- KB-DEEP and KB-CORE reasoning engines
- All thinking modes included
- MCP integration without workflow changes
- API key for programmatic access
- Priority and dedicated support options
- Custom integrations for enterprise plans
- 3,000 queries per month on Pro plan
| - Search code by keywords, API names, or quoted phrases across packages and repositories
- Read versioned source code at specific versions or git refs with symbol selectors
- Compare source changes between package versions or repository refs
- Check package health, adoption, license, downloads, and open advisories
- Inspect direct and transitive dependencies with resolved versions
- Check security vulnerabilities and affected versions for packages
- Generate code examples grounded in open-source projects with cited sources
- Ask research questions about packages with cited sources and read commands
- Browse documentation pages and search by keywords with exact page locations
- Review upgrade impacts including vulnerabilities, changelog, and dependency changes
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| What makes it different | - Enhances existing models without replacing them or requiring retraining
- Single connection integrates with entire AI stack
- Proven performance improvements on custom expert tasks
- Generates sharper answers with fewer blind spots
- Works with any compatible AI model without vendor lock-in
| - Version-aware indexing ensures agents get code and documentation matching their exact dependency versions, not latest releases
- Integrated index of code, documentation, packages, and dependency graphs in one interface through MCP, CLI, and API
- Deterministic results with exact file locations, line ranges, and symbol definitions for reliable agent decisions
- Supports open-source repositories not published as packages plus major package registries like npm, PyPI, and crates.io
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 52 ● no change since last check |
| Trust Flow (Majestic) | 0 | 7 |
| Citation Flow (Majestic) | 16 | 34 |
| Referring domains (Majestic) | 3 | 247 |